Home / 77,027.02-106,296.55-43,041.36

Finding the Fourth Proportional to 77,027.02, 106,296.55 and 43,041.36

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Solution

The fourth proportional to 77,027.02, 106,296.55 and 43,041.36 is: 59,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,027.02 : 106,296.55 = 43,041.36 : x
  2. Step 2: Convert to fraction form
    77,027.02/106,296.55 = 43,041.36/x
  3. Step 3: Cross multiply
    77,027.02x = 106,296.55 × 43,041.36
  4. Step 4: Simplify right side
    77,027.02x = 4,575,148,010.51
  5. Step 5: Solve for x
    x = 4,575,148,010.51/77,027.02
  6. Step 6: Final answer
    x = 59,396.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.